Raya, D. E. A. (2010). Strategic and operational issues in the Philippine palm oil industry. College of Business Administration, University of the Philippines.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিRaya, Danilo Erwin A. Strategic and Operational Issues in the Philippine Palm Oil Industry. Quezon City: College of Business Administration, University of the Philippines, 2010.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিRaya, Danilo Erwin A. Strategic and Operational Issues in the Philippine Palm Oil Industry. College of Business Administration, University of the Philippines, 2010.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.